We're still not sure if we believe in the promises made by the Digital Entertainment Content Ecosystem (DECE) yet -- buy a piece of content once in physical or digital format, and gain access across all formats and devices via a cloud based account -- but we're closer to finding out for ourselves now that it has a new name, UltraViolet, and plans to launch in the fall. In case you haven't been paying attention over the last couple of years, the DECE group is now home to most of the biggest names on both the content and consumer electronics sides of the business, with the most notable holdouts being Apple and Disn